Seiko Cal. 6688 - 212

The Seiko 6688-212 represents an important milestone in Seiko's 1966 lineup. With its 22mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-673591ee675f]

Also known as: Sumo, Bullhead

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

35mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1966

Related Models

• Seiko 6644-396
• Seiko 6631-566
• Seiko 7136-879
• Seiko 6139-418
• Seiko 5256-679
• Seiko 6635-468
• Seiko 7156-162
• Seiko 6242-558
• Seiko 6358-948
• Seiko 4430-157
• Seiko 6248-570
• Seiko 7037-988